Flame-retardant thermosetting resin composition
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United States of America Patent
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Issued Date -
Aug 19, 2004
app pub date -
Nov 19, 2003
filing date -
Nov 19, 2002
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Abandoned
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Abstract
An object of the present invention is to provide a thermosetting resin composition which is acquired an excellent flame-retardancy without using any of halogen-based flame retardants, phosphorus-based flame retardants and antimony-based flame retardants and further without deteriorating chemical or physical properties which the thermosetting resin originally has. The present invention is characterized in that a metal salt or an amine salt of a tetrazole compound which decomposes at a temperature of 300.degree. C. or more and may generate nitrogen gas (A) is added independently, or an organic acid metal salt compound which may generate carbon dioxide gas by decomposition (B) is added together with said (A), or metal hydroxide (C) is further added together with said (A) or a combination of said (A) and (B) into thermosetting resin.
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